Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
18/11/2024, 03:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe
Resource
win10v2004-20241007-en
15 signatures
150 seconds
General
- Target a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe
- Size 381KB
- Sample241118-dw7dpaskhm
- SHA256 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8
- MD5 1464af5cdbf769f58b1a7743411c95db
- SHA1 c93b5de8c6c7425f41590b40e8662485b1766b8a
- SHA512 662109858cbfde0e0b622ea770199bbd12c4a95746a929808c609a60728de0af5264435d16d1676eb7d20635b1bb4dd40c0f44d5e4303d628d5a4b0c3a64e529
- SSDEEP 6144:Kay+bnr+Rp0yN90QEV1u1dwmI5kvQNXBrC4woMuZ7OPUL5KNi1e3X+6jO:yMrNy90YdwmpINXtfMu081KNiM+6i
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
redline
Botnet
-
fud
C2
-
193.233.20.27:4123
Attributes
-
auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
- Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b6c-5.dat healer behavioral1/memory/2260-8-0x0000000000BA0000-0x0000000000BAA000-memory.dmp healer - Healer family
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sf24yV90Sv59.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sf24yV90Sv59.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sf24yV90Sv59.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sf24yV90Sv59.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sf24yV90Sv59.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sf24yV90Sv59.exe - RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/5104-18-0x0000000002510000-0x0000000002556000-memory.dmp family_redline behavioral1/memory/5104-20-0x0000000002710000-0x0000000002754000-memory.dmp family_redline behavioral1/memory/5104-22-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-21-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-32-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-84-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-82-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-78-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-76-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-74-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-72-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-70-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-68-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-66-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-60-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-58-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-56-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-54-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-52-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-50-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-48-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-46-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-44-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-42-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-40-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-36-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-34-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-30-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-28-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-26-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-24-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-80-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-64-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-62-0x0000000002710000-0x000000000274E000-memory.dmp family_redline behavioral1/memory/5104-38-0x0000000002710000-0x000000000274E000-memory.dmp family_redline - Redline family
- Executes dropped EXE 2 IoCs
pid Process 2260 sf24yV90Sv59.exe 5104 tf16sc22cd32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sf24yV90Sv59.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe - Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5480 sc.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tf16sc22cd32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2260 sf24yV90Sv59.exe 2260 sf24yV90Sv59.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2260 sf24yV90Sv59.exe Token: SeDebugPrivilege 5104 tf16sc22cd32.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1568 wrote to memory of 2260 1568 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe 83 PID 1568 wrote to memory of 2260 1568 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe 83 PID 1568 wrote to memory of 5104 1568 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe 91 PID 1568 wrote to memory of 5104 1568 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe 91 PID 1568 wrote to memory of 5104 1568 a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe"C:\Users\Admin\AppData\Local\Temp\a3ef2cb767ca7965aa326b6c1b1a93950db3c5504534febfdff400b0c2a1e4d8.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf24yV90Sv59.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf24yV90Sv59.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2260
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf16sc22cd32.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf16sc22cd32.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5104
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:5480
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf24yV90Sv59.exe
- Size 11KB
- SHA256 1fde1b55ee728d8e26797421ea16256d25f454ac7e8fc891b064bec9941bd92f
- MD5 4f171a52eb12a56f75d60ce240a5af34
- SHA1 90eea52aa1092c72d830e429b5fc62861ee56ee7
- SHA512 694109eb6259e31777461f1d58b47dce56ab3e18586e51ce0034452f31d2f0becc39784fabe16bd9e30020fc94914bfb7c3634e7bd77e7bfe19c05671ab08189
- SSDEEP 96:yA/vMth9sDLibql3A44P9QL4fwmPImg+A03PvXLOzk+gqWYV4J6oP/zNt:yw+wGWt94+iANiCkc4Jhp
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf16sc22cd32.exe
- Size 292KB
- SHA256 3fb5f126878146985387aac28dc8b1c17d8ee6ae3630a0c754c135138180d367
- MD5 bd407beaed8912f6f9f5b269e5a85686
- SHA1 f9d8fc6c0a1ca9a1e0af1ca278f629994df04b1b
- SHA512 79eca3bfa76f241986888271cbcf4858a6eb2c729b1dbebcf000ae13b9fb1e981360c930e40c39437c027794ecce33d9302e6db93d65208ad6bb458aa1b2ff72
- SSDEEP 6144:LmW2XCnHhkI5kvzNXBOC4wwMuU7OPKL5Ky+Ys0+NAE:LmW6uhkpLNXUFMuJy1Ky+YsME
- MD5 SHA1 SHA512 SSDEEP